private void generateRandomMap(float percOpen = .65f,float percMonsters = .05f)
{
int numTiles = (x - 2) * (y - 2);
int numToPopulate = (int)(numTiles * (percOpen));
int numPopulated = 0;
int direction;
int numMonsters = (int)(numToPopulate * percMonsters);
Vector2D position;
Vector2D nextPosition;
start = new Vector2D(rand.Next(1,x-1), rand.Next(1,y-1));
playerPosition = start;
position = start;
layout[start.x][start.y].type = TileType.start;
layout[start.x][start.y].playerIsHere = true;
List<Vector2D> populatedTiles = new List<Vector2D>();
if (numToPopulate > numTiles)
throw new Exception("number of tiles to populate is too great");
while (numPopulated < numToPopulate)
{
direction = rand.Next(1, 5);
switch (direction)
{
case 1:
nextPosition = new Vector2D(position.x, position.y - 1);
break;
case 2:
nextPosition = new Vector2D(position.x + 1, position.y);
break;
case 3:
nextPosition = new Vector2D(position.x, position.y +1);
break;
case 4:
nextPosition = new Vector2D(position.x-1, position.y);
break;
default:
throw new Exception("Direction selection is broken");
}
if ((nextPosition.x > 1 && nextPosition.x < x - 1) && (nextPosition.y > 1 && nextPosition.y < y - 1))
{
position = nextPosition;
if (layout[position.x][position.y].type == TileType.closed)
{
layout[position.x][position.y].visible = false;
layout[position.x][position.y].type = TileType.open;
populatedTiles.Add(new Vector2D(position.x,position.y));
numPopulated++;
}
}
}
for (int i = 0; i < numMonsters; i++)
{
int monsterToBeInt = rand.Next(numToPopulate - i);
Vector2D monsterToBe = populatedTiles[monsterToBeInt];
populatedTiles.Remove(populatedTiles[monsterToBeInt]);
layout[monsterToBe.x][monsterToBe.y].type = TileType.monster;
layout[monsterToBe.x][monsterToBe.y].monsterIsHere = true;
layout[monsterToBe.x][monsterToBe.y].visible = false;
}
numToPopulate -= numMonsters;
int exitInt = rand.Next(numToPopulate);
Vector2D exit = populatedTiles[exitInt];
layout[exit.x][exit.y].type = TileType.end;
layout[exit.x][exit.y].visible = false;
fogOfWar();
}
private void generateTestMap()
{
for (int i = 0; i < x; i++)
{
for (int j = 0; j < y; j++)
{
layout[i][j].visible = true;
layout[i][j].type = TileType.open;
}
}
//generates the closed tiles
foreach (Vector2D v in mapCoords.closedTiles)
{
layout[v.x][v.y].type = TileType.closed;
}
foreach (Vector2D v in mapCoords.exitTiles)
{
layout[v.x][v.y].type = TileType.end;
}
foreach (Vector2D v in mapCoords.monsterTiles)
{
layout[v.x][v.y].type = TileType.monster;
}
foreach (Vector2D v in mapCoords.trapTiles)
{
layout[v.x][v.y].type = TileType.trap;
}
//closes the outer most walls
for (int i = 0; i < x; i++)
{
layout[0][i].type = TileType.closed;
layout[i][0].type = TileType.closed;
layout[19][i].type = TileType.closed;
layout[i][19].type = TileType.closed;
}
layout[x / 2][y / 2].type = TileType.start;
playerPosition = new Vector2D(x / 2, y / 2);
layout[x / 2][y / 2].playerIsHere = true;
}
